OpenTechnical

OT-2026-000038126

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000038126) never changes.

Identity and time

Publication numberOT-2026-000038126 · never reused
Internal UUID01a0ae77-f88b-727b-80c9-f07a7843783d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038126
StatusPUBLIC

Content hashes

Canonical textda19b237731ed074f9fb750cb5bc919bdfe5cca7175f4d43a27b26cdee8b8cff
Markdown9859d7afd0f81279aeb4cf1ad8b2820c300212cfab2f0fb634be2e2c90b7b0f3
PDF
Publication page7aa89ca6c0d4cf914a609cd819aa46ba0191d4293dc4c25066e8bab508bb4664
Manifestcce5fd51db94a9dc079972a5c837b0c2ec722ef419bbbbad19b74dc6af87181f

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturefAArlQLBa2NxticuVT3OuclaVfMfvSi3nI/g7qX2E7wno/jBzCoXZ5+5u3lyLzssttHsO7w9PbFoFB0VSrC3Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:28.158312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038126
observed 7aa89ca6c0d4cf914a609cd819aa46ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:28.138998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038126/manifest.json
observed cce5fd51db94a9dc079972a5c837b0c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:28.120067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038126/publication.md
observed 9859d7afd0f81279aeb4cf1ad8b2820c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:28.100347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038126/publication.txt
observed da19b237731ed074f9fb750cb5bc919b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.